VotePredictor
past elections

Washington Senate

Patty Murray (D) vs Tiffany Smiley (R)

Actual result
D+14.5
Final polls said
D+4.9
10 late polls · ✓
Model predicted
D+4.7
Winner
Dem

"Final polls said" averages polls from the last ~3 weeks — the call right before the vote, and how pollsters are rated. The model's prediction is walk-forward (trained only on earlier races).

Final rankings

How everyone who called this race did, ranked — VotePredictor shown inline (★).

Pollsters — each pollster's final poll vs the result

#PollsterFinal callMissCalled
1CiviqsD+14.00.5
2Elway ResearchD+13.01.5
3Strategies 360D+12.02.5
4Public Policy PollingD+10.04.5
5Emerson CollegeD+8.85.7
6SurveyUSAD+8.06.5
7KAConsultingD+6.08.5
8American Pulse Research & PollingD+5.29.3
9VotePredictorD+4.79.8
10OnMessage Inc.D+4.010.5
11co/efficientD+3.011.5
12InsiderAdvantageD+1.612.9
13Trafalgar GroupD+1.213.3
14Moore Information GroupR+0.414.9

Forecasters — pre-election win probability, scored by Brier

#ForecasterWin probBrierCalled
1Elections DailyDem 99%0.000
2Split TicketDem 99%0.000
3Race to the WHDem 96%0.002
4JHK ForecastsDem 94%0.004
5FiveThirtyEightDem 92%0.006
6DDHQ/Decision DeskDem 91%0.009
7CNalysisDem 90%0.010
8Cook PoliticalDem 90%0.010
9Fox NewsDem 90%0.010
10Inside ElectionsDem 90%0.010
11Sabato's Crystal BallDem 90%0.010
12The EconomistDem 89%0.012
13VotePredictorDem 77%0.053
14RealClearPoliticsDem 50%0.250

Polls (16)

PollsterDatenPollMiss
Moore Information Group2022-11-04500R+0.415
InsiderAdvantage2022-10-31550D+1.613
Trafalgar Group2022-10-271207D+1.213
American Pulse Research & Polling2022-10-26506D+5.29
KAConsulting2022-10-21500D+6.09
Moore Information Group2022-10-21500EVEN15
Public Policy Polling2022-10-19782D+10.05
co/efficient2022-10-191181D+3.012
Civiqs2022-10-17698D+14.01
SurveyUSA2022-10-16589D+8.07
Emerson College2022-09-30782D+8.86
Public Policy Polling2022-09-27770D+12.03
Strategies 3602022-09-25370D+12.03
OnMessage Inc.2022-09-24600D+4.011
Trafalgar Group2022-09-231091D+2.212
Elway Research2022-09-14403D+13.02